WPC (wood plastic composites) raws li cov tub ntxhais hluas tiam ntawm cov khoom sib xyaw yog siv dav hauv kev lag luam thiab thaj chaw.Qhov zoo yog qhov muaj thiab kev ua haujlwm siab xws li huab cua tsis kam, tiv thaiv plam, ruaj khov, tsis tshua muaj txij nkawm, thiab lwm yam.